report-case 1.pdf

8/10/2019 report-case 1.pdf

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Environmental data

Environment: Environment 1AtmospherePressure 1.013 bar Temperature 39.0 C Humidity 52.00 %Wind Speed 47.300 m/s Wind Direction 120.00 BackgroundBackGround Noise 60.0 dB Solar Radiation 0.860 kW/m2Background Noise Active Solar Radiation IgnoredTransmissivityMethod Calculated Min Value 0.754 Max Value 0.823

Wind Rose CalculationsWind Speed Array Ignored Wind Speed vs Direction Ignored

Dispersion DataStability Class PasquillD Terrain Class Rural Surface Roughness 0.20 mWind Reference Height 10.00 m

Stack Configuration DataStack: HP STACK - Active

Base point name HP STACK (Base) Base refers to Origin Stack Length 57.00 mBase - Northing 9.30 m Base - Easting 4.30 m Base - Elevation 0.00 mRotation from North 270.00 Angle to Horizontal 90.00

Stack: LP STACK - Active

Base point name LP STACK (Base) Base refers to Origin Stack Length 57.00 mBase - Northing 12.30 m Base - Easting 4.30 m Base - Elevation 0.00 mRotation from North 270.00 Angle to Horizontal 90.00

Fluid DataFluid: Fluid - HP Flare

Input DataLHV 46590.00 kJ/kg Tc -44.1 C LEL 4.56 %Fluid Temperature 39.0 C Pc 46.957 bar Saturation 100.00 %Molecular Weight 20.700 Cp/Cv 1.258 Ref. Pressure 4.513 bar

Fluid: Fluid-LP flare

Input DataLHV 46360.00 kJ/kg Tc -44.1 C LEL 5.00 %Fluid Temperature 39.0 C Pc 46.957 bar Saturation 100.00 %Molecular Weight 20.700 Cp/Cv 1.194 Ref. Pressure 1.513 bar

Tip DataTip: HP Tip 1 - Active

Input DataGeneralLocated on stack HP STACKNbr of Burners 1Tip Type SonicSeal Type NoneAngle to Horizontal 90.00 Angle to North 0.00

Page 1 of 17Flaresim for Windows, case

11/6/2014file://C:\ProgramData\Softbits\Flaresim 3.0\rep130596485100000000\rep13...

CASE 1: COMBINED ACTION OF HP-LP

FLARE, WIND DIRECTION 120 DEG

FROM PLATFORM NORTH


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Tip Length 2.00 mTip Diameter 400.00 mmTip Opening 100.00 %FluidsFluid Fluid - HP FlareLP Fluid Assist FluidFluid Mass Flow 71000.000 kg/hLP Mass Flow 0.000 kg/hAssist Mass Flow 0.000 kg/hPressure DropRiser Diameter 350.00 mmTip Outlet Pressure 1.013 barContraction Coeff. 1.000Roughness 0.03 mmExit Loss 1.000Flame and RadiationF Factor Method User SpecifiedUser F Factor 0.110Correct User F Factor False

Combustion Air Ratio 1.000 Flame Temperature 1999.9 CFlame Length Method FlaresimRadiation Method GlobalFlame Element Count 25.000Element Position 50.00 %NoiseNoise Method Acoustic Eff.Comb. Efficiency 0.00010 %Peak Frequency 500 HzPurge GasPurge Gas Fluid NitrogenPurge Fixed Velocity 0.060 m/sPurge Fixed Volume Flow 0.283 m3/hPurge HUSA O2 6.00 %Purge HUSA Height 7.62 mEmission DataNOX Basis Mass/Heat ReleaseCO Basis Mass/Heat ReleaseHC Basis Mass/Heat ReleaseNOX Rate 0.02923 kg/GJCO Rate 0.15900 kg/GJHC Rate 0.06016 kg/GJ

Main Tip Results

GeneralFlame Length 32.00 m Heat Release 918855.8 kW Tip End - Northing 9.30 mAPI Flame Length 63.19 m Frac.Heat Radiated 0.110 Tip End - Easting 4.30 mExit Temperature 39.0 C Volume Flow 87629.574 m3/h Tip End - Elevation 59.00 mAssist Fluid Mass Flow ----- Assist Fluid Flow Ratio -----Velocities and Pressure DropExit Velocity 193.705 m/s Tip Outlet pres. 1.013 bar Total Outlet pres. 1.165 bar Sonic Velocity 396.592 m/s Tip Backpres. 1.023 bar Total Backpres. 1.174 bar Exit Mach Number 0.488 Seal Backpres. 1.039 bar Total Backpres. 1.187 bar Contraction Coeff. 1.000 Stack Backpres. 1.428 bar Total Backpres. 1.612 bar

Tip Pressure Drop 0.010 bar Tip Total Pressure Drop 0.009 bar Seal Pressure Drop 0.015 bar Seal Total Pressure Drop 0.013 bar Stack Pressure Drop 0.389 bar Stack Total Pressure Drop 0.425 bar

Flame Shape results

Flame Shape MidpointsX Y Z

Flame Shape Points

X Y Z1 9.30 m 4.30 m 59.00 m2 9.37 m 4.18 m 60.27 m3 9.51 m 3.93 m 61.52 m4 9.75 m 3.53 m 62.71 m5 10.06 m 2.99 m 63.83 m6 10.43 m 2.34 m 64.87 m7 10.85 m 1.61 m 65.83 m8 11.32 m 0.81 m 66.71 m9 11.81 m -0.05 m 67.52 m

10 12.33 m -0.95 m 68.27 m

11 12.87 m -1.88 m 68.96 m12 13.42 m -2.84 m 69.60 m13 13.99 m -3.82 m 70.20 m14 14.57 m -4.82 m 70.75 m15 15.15 m -5.83 m 71.27 m16 15.74 m -6.86 m 71.75 m17 16.34 m -7.90 m 72.21 m18 16.94 m -8.94 m 72.63 m19 17.55 m -9.99 m 73.04 m20 18.16 m -11.05 m 73.42 m21 18.78 m -12.11 m 73.78 m22 19.39 m -13.18 m 74.13 m23 20.01 m -14.25 m 74.45 m




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24 20.63 m -15.33 m 74.77 m25 21.25 m -16.41 m 75.06 m26 21.88 m -17.49 m 75.35 m

3D Flame Shape Chart

2D Flame Shape Chart, Northing-Easting




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2D Flame Shape Chart, Northing-Elevation




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2D Flame Shape Chart, Easting-Elevation




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Tip: LP Tip - Active

Input DataGeneralLocated on stack LP STACKNbr of Burners 1Tip Type PipeSeal Type NoneAngle to Horizontal 90.00 Angle to North 0.00 Tip Length 2.00 mTip Diameter 200.00 mmTip Opening 100.00 %FluidsFluid Fluid-LP flareLP Fluid Assist FluidFluid Mass Flow 20000.000 kg/hLP Mass Flow 0.000 kg/hAssist Mass Flow 0.000 kg/hPressure DropRiser Diameter 250.00 mmTip Outlet Pressure 1.013 barContraction Coeff. 1.000Roughness 0.03 mmExit Loss 1.000

Flame and RadiationF Factor Method User SpecifiedUser F Factor 0.300Correct User F Factor False

Combustion Air Ratio 1.000 Flame Temperature 1999.9 CFlame Length Method FlaresimRadiation Method GlobalFlame Element Count 25.000Element Position 50.00 %NoiseNoise Method Acoustic Eff.Comb. Efficiency 0.00010 %Peak Frequency 500 HzPurge GasPurge Gas Fluid NitrogenPurge Fixed Velocity 0.060 m/sPurge Fixed Volume Flow 0.283 m3/hPurge HUSA O2 6.00 %Purge HUSA Height 7.62 mEmission DataNOX Basis Mass/Heat ReleaseCO Basis Mass/Heat ReleaseHC Basis Mass/Heat ReleaseNOX Rate 0.02923 kg/GJCO Rate 0.15900 kg/GJHC Rate 0.06016 kg/GJ




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Main Tip Results

GeneralFlame Length 34.42 m Heat Release 257554.8 kW Tip End - Northing 12.30 mAPI Flame Length 34.42 m Frac.Heat Radiated 0.300 Tip End - Easting 4.30 mExit Temperature 39.0 C Volume Flow 24684.387 m3/h Tip End - Elevation 59.00 mAssist Fluid Mass Flow ----- Assist Fluid Flow Ratio -----

Velocities and Pressure DropExit Velocity 218.260 m/s Tip Outlet pres. 1.013 bar Total Outlet pres. 1.206 bar Sonic Velocity 386.372 m/s Tip Backpres. 1.043 bar Total Backpres. 1.231 bar Exit Mach Number 0.565 Seal Backpres. 1.084 bar Total Backpres. 1.264 bar Contraction Coeff. 1.000 Stack Backpres. 1.385 bar Total Backpres. 1.443 bar

Tip Pressure Drop 0.030 bar Tip Total Pressure Drop 0.025 bar Seal Pressure Drop 0.041 bar Seal Total Pressure Drop 0.034 bar Stack Pressure Drop 0.301 bar Stack Total Pressure Drop 0.179 bar

Flame Shape resultsFlame Shape Midpoints

X Y Z

Flame Shape Points

X Y Z1 12.30 m 4.30 m 59.00 m2 12.43 m 4.08 m 60.35 m3 12.71 m 3.59 m 61.61 m4 13.13 m 2.86 m 62.69 m5 13.64 m 1.98 m 63.61 m6 14.21 m 0.99 m 64.38 m7 14.82 m -0.06 m 65.04 m8 15.45 m -1.15 m 65.60 m9 16.09 m -2.26 m 66.09 m

10 16.74 m -3.40 m 66.52 m11 17.41 m -4.54 m 66.89 m12 18.07 m -5.70 m 67.22 m13 18.75 m -6.86 m 67.52 m14 19.42 m -8.03 m 67.79 m15 20.10 m -9.21 m 68.03 m16 20.78 m -10.39 m 68.25 m17 21.46 m -11.57 m 68.45 m18 22.14 m -12.75 m 68.64 m19 22.83 m -13.93 m 68.80 m20 23.51 m -15.12 m 68.95 m21 24.19 m -16.30 m 69.09 m22 24.88 m -17.49 m 69.22 m23 25.57 m -18.68 m 69.34 m24 26.25 m -19.87 m 69.45 m25 26.94 m -21.06 m 69.55 m26 27.63 m -22.25 m 69.64 m

3D Flame Shape Chart




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2D Flame Shape Chart, Northing-Easting




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2D Flame Shape Chart, Northing-Elevation




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2D Flame Shape Chart, Easting-Elevation




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Receptor Points

Receptor Point Input Summary

Name Status Northing Easting ElevationRadiationAvg. Noise Noise NoiseA Temp.

m m m kW/m2 dB dB dB CReceptor A - HP Interstage Cooler Active -0.65 3.00 17.40 3.669 96.9 106.9 105.6 47.9Receptor B - Crane operator Active -7.60 -30.00 23.00 3.797 95.1 105.1 103.7 48.2

Receptor point : Receptor A - HP Interstage Cooler Status Active

Input DataLocation Properties SizingNorthing -0.65 m Emissivity 0.700 Max. Radiation 4.730 kW/m2Easting 3.00 m Absorbtivity 0.700 Observed Radiation -----Elevation 17.40 m Mass per Area 1000.0 kg/m2 Max. Noise -----Location rel. to Origin Area Ratio 2.000 Max. Average Noise -----Rotation from North 0.00 Mass Cp 450.000 J/kg/C Max.A Noise -----Angle from Horizontal 0.00 Initial Temp. 15.6 C

Results




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Radiation Temperature NoiseRadiation 3.669 kW/m2 Temperature 47.9 C Average Noise 96.9 dBConcentration Noise 106.9 dBConcentration ----- Noise A (*) 105.6 dB

Noise Spectrum Results

Frequency Noise Noise A (*)31.3 Hz 70.6 dB 31.2 dB62.5 Hz 78.6 dB 52.4 dB

125.0 Hz 86.7 dB 70.6 dB250.0 Hz 95.1 dB 86.5 dB500.0 Hz 103.6 dB 100.4 dB

1000.0 Hz 100.8 dB 100.8 dB2000.0 Hz 98.0 dB 99.2 dB4000.0 Hz 94.5 dB 95.5 dB8000.0 Hz 90.0 dB 88.9 dB

16000.0 Hz 81.4 dB 74.8 dB

(*) Noise A = Noise weighted for human ear sensitivity

Noise Chart

Temperature Chart




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Receptor point : Receptor B - Crane operator Status Active

Input DataLocation Properties SizingNorthing -7.60 m Emissivity 0.700 Max. Radiation 4.730 kW/m2Easting -30.00 m Absorbtivity 0.700 Observed Radiation -----Elevation 23.00 m Mass per Area 1000.0 kg/m2 Max. Noise -----Location rel. to Origin Area Ratio 2.000 Max. Average Noise -----Rotation from North 0.00 Mass Cp 450.000 J/kg/C Max.A Noise -----Angle from Horizontal 0.00 Initial Temp. 15.6 C

ResultsRadiation Temperature NoiseRadiation 3.797 kW/m2 Temperature 48.2 C Average Noise 95.1 dBConcentration Noise 105.1 dBConcentration ----- Noise A (*) 103.7 dB

Noise Spectrum Results

Frequency Noise Noise A (*)31.3 Hz 69.0 dB 29.6 dB62.5 Hz 76.8 dB 50.6 dB

125.0 Hz 84.9 dB 68.8 dB250.0 Hz 93.3 dB 84.7 dB500.0 Hz 101.8 dB 98.6 dB

1000.0 Hz 99.0 dB 99.0 dB2000.0 Hz 96.1 dB 97.3 dB




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4000.0 Hz 92.5 dB 93.5 dB8000.0 Hz 87.9 dB 86.8 dB

16000.0 Hz 79.0 dB 72.4 dB

(*) Noise A = Noise weighted for human ear sensitivity

Noise Chart

Temperature Chart




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Receptor Grids

Receptor Grid: COOLER DECK Status Active

Input DataLocation Properties NoiseOrientation Elevation-Easting Emissivity 0.700 Noise Basis NoiseOffset 12.10 m Point Absorbtivity 0.700Axis 1 Northing Area Ratio 2.000Axis 2 Easting Point Orientation Easting-Elevation

Axis informationNorthing Minimum -52.70 m Maximum 0.00 m Nbr. of Points 21Easting Minimum -27.00 m Maximum 12.50 m Nbr. of Points 21

Maximum RadiationNorthing 19.12 m Easting -10.13 mRadiation 3.730 kW/m2

Receptor Grid: MAIN DECK UPPER LEVEL Status Active

Input DataLocation Properties NoiseOrientation Elevation-Easting Emissivity 0.700 Noise Basis NoiseOffset 6.30 m Point Absorbtivity 0.700




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Axis 1 Northing Area Ratio 2.000Axis 2 Easting Point Orientation Easting-Elevation


Maximum Radiation

Northing 19.51 m Easting -10.74 mRadiation 3.051 kW/m2

Receptor Grid: MAIN DECK Status Active

Input DataLocation Properties NoiseOrientation Elevation-Easting Emissivity 0.700 Noise Basis NoiseOffset 0.00 m Point Absorbtivity 0.700Axis 1 Northing Area Ratio 2.000Axis 2 Easting Point Orientation Easting-Elevation



Receptor Grid: MEZZANINE DECK Status Active

Input DataLocation Properties NoiseOrientation Elevation-Easting Emissivity 0.700 Noise Basis NoiseOffset -4.50 m Point Absorbtivity 0.700Axis 1 Northing Area Ratio 2.000

Axis 2 Easting Point Orientation Easting-Elevation



Receptor Grid: MIDDLE DECK Status Active

Input DataLocation Properties NoiseOrientation Elevation-Easting Emissivity 0.700 Noise Basis NoiseOffset -10.00 m Point Absorbtivity 0.700Axis 1 Northing Area Ratio 2.000Axis 2 Easting Point Orientation Easting-Elevation


Maximum Radiation




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Northing 20.37 m Easting -12.32 mRadiation 1.889 kW/m2

Receptor Grid: CELLAR DECK Status Active

Input DataLocation Properties NoiseOrientation Elevation-Easting Emissivity 0.700 Noise Basis Noise

Offset -17.00 m Point Absorbtivity 0.700Axis 1 Northing Area Ratio 2.000Axis 2 Easting Point Orientation Easting-Elevation




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